Window opener



FIG. 1 is a perspective view of a window opener showing our new design in the disengaged position, the broken line showing of the window being for illustrative purposes only;

FIG. 2 is a left side view thereof, the side opposite being substantially a mirror image;

FIG. 3 is a top view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a perspective view of a second embodiment of the design of FIG. 1 in the engaged position; the broken line showing of the window being for illustrative purposes only;

FIG. 6 is a left-side view of FIG. 5; the side opposite being substantially a mirror image;

FIG. 7 is a top view of FIG. 5;

FIG. 8 is a front view of FIG. 5. 

The ornamental design for window opener, substantially as shown and described. 